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libswscale
Commit 7f1951b3 authored by michael's avatar michael
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fixed a bug which caused horizontal lines 


git-svn-id: file:///var/local/repositories/mplayer/trunk/postproc@2268 b3059339-0415-0410-9bf9-f77b7e298cf2
parent 61f36e03
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Showing with 4 additions and 4 deletions
swscale.c
View file @ 7f1951b3
...@@ -254,9 +254,9 @@ canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0) ? 1 : 0; ...@@ -254,9 +254,9 @@ canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0) ? 1 : 0;
// points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src) // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src)
int srcuvpos= s_srcypos + s_yinc/2 - 0x8000; int srcuvpos= s_srcypos + s_yinc/2 - 0x8000;
int y1=(srcuvpos + 0x1FFFF)>>17; // first chrominance source line number below the dst line int y1=(srcuvpos + 0x1FFFF)>>17; // first chrominance source line number below the dst line
int yalpha=(s_srcypos&0xFFFF)>>7; int yalpha=((s_srcypos-1)&0xFFFF)>>7;
int yalpha1=yalpha^511; int yalpha1=yalpha^511;
int uvalpha=(srcuvpos&0x1FFFF)>>8; int uvalpha=((srcuvpos-1)&0x1FFFF)>>8;
int uvalpha1=uvalpha^511; int uvalpha1=uvalpha^511;
uint16_t *buf0=pix_buf_y[y0&1]; // top line of the interpolated slice uint16_t *buf0=pix_buf_y[y0&1]; // top line of the interpolated slice
uint16_t *buf1=pix_buf_y[((y0+1)&1)]; // bottom line of the interpolated slice uint16_t *buf1=pix_buf_y[((y0+1)&1)]; // bottom line of the interpolated slice
......
swscale_template.c
View file @ 7f1951b3
...@@ -254,9 +254,9 @@ canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0) ? 1 : 0; ...@@ -254,9 +254,9 @@ canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0) ? 1 : 0;
// points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src) // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src)
int srcuvpos= s_srcypos + s_yinc/2 - 0x8000; int srcuvpos= s_srcypos + s_yinc/2 - 0x8000;
int y1=(srcuvpos + 0x1FFFF)>>17; // first chrominance source line number below the dst line int y1=(srcuvpos + 0x1FFFF)>>17; // first chrominance source line number below the dst line
int yalpha=(s_srcypos&0xFFFF)>>7; int yalpha=((s_srcypos-1)&0xFFFF)>>7;
int yalpha1=yalpha^511; int yalpha1=yalpha^511;
int uvalpha=(srcuvpos&0x1FFFF)>>8; int uvalpha=((srcuvpos-1)&0x1FFFF)>>8;
int uvalpha1=uvalpha^511; int uvalpha1=uvalpha^511;
uint16_t *buf0=pix_buf_y[y0&1]; // top line of the interpolated slice uint16_t *buf0=pix_buf_y[y0&1]; // top line of the interpolated slice
uint16_t *buf1=pix_buf_y[((y0+1)&1)]; // bottom line of the interpolated slice uint16_t *buf1=pix_buf_y[((y0+1)&1)]; // bottom line of the interpolated slice
......
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